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INSTALLATION INSTRUCTIONS
NI TB-2627
Terminal Block for the NI PXI/PXIe-2527
This guide describes how to install and connect signals to the
National Instruments TB-2627 terminal block to configure your
NI PXI/PXIe-2527 switch module as one of the following:
•
•
•
•
•
Refer to the NI Switches Getting Started Guide to determine when to install
the NI TB-2627.
Introduction
The NI TB-2627 terminal block installs in front of the NI PXI/PXIe-2527
switch module. The NI TB-2627 has screw terminals that provide access to
all channels of the multiplexer.
Caution
The NI TB-2627 is rated for 300 V, Measurement Category I. Do not use this
module with the NI PXI/PXIe-2527 for connections to signals or for measurements within
Categories II, III, or IV. Do not connect to MAINs supply circuits (for example, wall
outlets) of 115 or 230 VAC. Refer to the Read Me First: Safety and Electromagnetic
Compatibility document for more information on measurement categories.
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64 × 1 1-wire multiplexer
32 × 1 2-wire multiplexer
16 × 1 4-wire multiplexer
Dual 32 × 1 1-wire multiplexer
Dual 16 × 1 2-wire multiplexer
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